head to head · open source
Milvus vs algernon
Milvus has 46,166 GitHub stars, 4,257 forks, 1,405 open issues and last shipped today. algernon has 3,027 stars, 149 forks, 19 open issues and last shipped 2 days ago. Milvus leads on adoption by 1,425% (46,166 vs 3,027 stars). Milvus is written in Go under Apache-2.0; algernon is written in JavaScript under BSD-3-Clause. Milvus has attracted 9% as many forks as stars, algernon 5%. Milvus was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Milvus | algernon | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 3.0K |
| License | Apache-2.0 | BSD-3-Clause |
| Written in | Go | JavaScript |
| Last push | 2026-09-20 | 2026-09-18 |
| Forks | ⑂ 4.3K | ⑂ 149 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Milvus if
- You weight community size — 46K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick algernon if
- You want the algernon feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches JavaScript
- You evaluated both and algernon fits your workflow better
About Milvus
Milvus is a high performance, cloud native vector database written in Go and C++, designed to power AI applications by efficiently storing, indexing, and searching large scale unstructured data such as text, images, and multi modal embeddings. It implements hardware accelerated approximate nearest neighbor (ANN) search using algorithms like HNSW, FAISS, and DiskANN, and supports both real time streaming updates and batch ingestion. Milvus lives in the GenAI infrastructure ecosystem, serving as the persistent storage and retrieval layer for embedding based workloads including RAG, recommendation, and image search.…
read the full Milvus overview →
About algernon
Algernon is a small, self contained web server written in pure Go that serves dynamic sites and applications from a single executable, with built in support for Lua, Teal, Markdown, Pongo2, TypeScript, npm less React 19, and a choice of SQLite, PostgreSQL, Redis and other database backends — aimed at developers and operators who want to run a web application without assembling and maintaining a separate runtime stack.
read the full algernon overview →
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Frequently asked questions
Is Milvus or algernon more popular?
Milvus has 46,166 GitHub stars and algernon has 3,027. Milvus has the larger community by that measure.
Are Milvus and algernon free?
Both are open source. Milvus is licensed under Apache-2.0 and algernon under BSD-3-Clause. Neither carries a licence fee.
What is the difference between Milvus and algernon?
Milvus is written in Go and algernon in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Milvus or algernon?
Choose Milvus if you want the larger community (46,166 stars) or its Apache-2.0 licence terms. Choose algernon if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.